LinuxHaxor.net has a list of useful tasks for the GParted LiveCD.
We all fill up our hard-drives from time to time, but thanks to Gnome GParted, rearranging disk partitions isn’t as terrifying as it used to be. In fact, armed with a GParted Live CD, there’s a swathe of disk space fiddling jobs I can tackle without gnawing my fingers to the bone: